A noise control/filtering device of various sizes, shapes, designs, materials (metallic/non-metallic) and varied mounting configurations used to diffuse air blasts, lowers air velocity, reduce noise, filtration of airborne moisture and/or dust contamination, pressure equalization, speed control for air operated devices. For vehicular application see muffler, (as modified).
Classification: Machinery parts not containing electrical features, and not specified or included elsewhere in chapter 84, except ships' propellers
NSN 6610-01-602-7932
NSN 6110-01-633-9660
NSN 5965-00-132-0229
NSN 5985-01-167-3425
NSN 6650-01-328-8363
NSN 5998-01-500-2342
NSN 5945-01-195-0757
NSN 5945-00-513-9716
NSN 7035-01-313-6973
NSN 6620-00-425-7475
NSN 6110-00-369-8499
NSN 6610-00-622-6227